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Jessica Seinfeld and Jerry Seinfeld, Celebrities at the final taping of ‘Late Show with David Letterman’ in New York City. (Splashnews)

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Barbara Walters, Celebrities at the final taping of ‘Late Show with David Letterman’ in New York City. (Splashnews)

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Comedian Steve Martin at the final ‘Late Show with David Letterman’ in NYC. (Splashnews)

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Jim Carrey, at the final ‘Late Show with David Letterman’ in NYC. (Splashnews)

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Tina Fey, at the final ‘Late Show with David Letterman’ in NYC. (Splashnews)

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Chris Rock and Jerry Seinfeld depart the final taping of the David Letterman show in NYC. (Splashnews)

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David Letterman shakes hands with Paul Shaffer after the final taping of the Late Show with David Letterman, Wednesday May 20, 2015 (Image Courtesy of CBS)

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David Letterman and Paul Shaffer after the final taping of the Late Show with David Letterman, Wednesday May 20, 2015 (Image Courtesy of CBS)

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The Foo Fighters perform on the final broadcast of the Late Show with David Letterman, Wednesday May 20, 2015 (Image Courtesy of CBS)

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The Foo Fighters perform on the final broadcast of the Late Show with David Letterman, Wednesday May 20, 2015 (Image Courtesy of CBS)

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David Letterman hosts his final broadcast of the Late Show with David Letterman, Wednesday May 20, 2015 (Image Courtesy of CBS)

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David Letterman hosts his final broadcast of the Late Show with David Letterman, Wednesday May 20, 2015 (Image Courtesy of CBS)David Letterman hosts his final broadcast of the Late Show with David Letterman, Wednesday May 20, 2015 (Image Courtesy of CBS)

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David Letterman hosts his final broadcast of the Late Show with David Letterman, Wednesday May 20, 2015 (Image Courtesy of CBS)David Letterman hosts his final broadcast of the Late Show with David Letterman, Wednesday May 20, 2015 (Image Courtesy of CBS)

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Bill Murray emerged from a cake to give CBS Late Show host David Letterman a good-bye embrace on May 19, 2015 (Image Courtesy of CBS)

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Bill Murray emerged from a cake to give CBS Late Show host David Letterman a good-bye embrace on May 19, 2015 (Image Courtesy of CBS)

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Bill Murray emerged from a cake to give CBS Late Show host David Letterman a good-bye embrace on May 19, 2015 (Image Courtesy of CBS)

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Bob Dylan performs on the Late Show with David Letterman, Tuesday May 19, 2015 (Image Courtesy of CBS)

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Tom Hanks makes makes his final appearance on the Late Show with David Letterman, Monday May 18, 2015 (Image Courtesy of CBS)

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Eddie Vedder performs with Paul Shaffer and the CBS Orchestra on the Late Show with David Letterman, Monday May 18, 2015 (Image Courtesy of CBS)

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Oprah Winfrey makes her final appearance on the Late Show with David Letterman, Friday May 15, 2015 (Image Courtesy of CBS)

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Oprah Winfrey makes her final appearance on the Late Show with David Letterman, Friday May 15, 2015 (Image Courtesy of CBS)

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Al Pacino makes a surprise appearance to help Dave read the Top Ten List on the Late Show with David Letterman, Thursday May 14, 2015 (Image Courtesy of CBS)

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George Clooney handcuffs himself to Dave in an attempt to keep Dave from leaving the show, on the Late Show with David Letterman, Thursday May 14, 2015 (Image Courtesy of CBS)

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George Clooney after handcuffing himself to Dave looks on as Dave interviews Tom Waits, on the Late Show with David Letterman, Thursday May 14, 2015 (Image Courtesy of CBS)

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Julia Roberts makes her final visit to the Late Show with David Letterman, Wednesday May 13, 2015 (Image Courtesy of CBS)

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Julia Roberts makes her final visit to the Late Show with David Letterman, Wednesday May 13, 2015 (Image Courtesy of CBS)

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Tom Waits performs on the Late Show with David Letterman, Thursday May 14, 2015 (Image Courtesy of CBS)

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Paul Shaffer, talks with Dave about some of his greatest musical memories from the show, on the Late Show with David Letterman, Wednesday May 13, 2015 (Image Courtesy of CBS)

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David Letterman on ‘The Late Show With David Letterman’ (Courtesy Of CBS)

Courtesy of CBS

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David Letterman & President Obama on ‘The Late Show With David Letterman’ (Courtesy Of CBS)

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David Letterman on ‘The Late Show With David Letterman’ (Courtesy Of CBS)

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Selena turned heads when she joked about making her ex Justin Bieber ”cry” with David Letterman on The Late Show on March 18! (CBS)

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Selena turned heads when she joked about making her ex Justin Bieber ”cry” with David Letterman on The Late Show on March 18! (CBS)

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David Letterman & Kristen Stewart on ‘The Late Show With David Letterman’ (Courtesy Of CBS)

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David Letterman & Justin Bieber on ‘The Late Show With David Letterman’ (Courtesy Of CBS)

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David Letterman on ‘The Late Show With David Letterman’ (Courtesy Of CBS)

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David Letterman & Will smith on ‘The Late Show With David Letterman’ (Courtesy Of CBS)

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Jennifer Lawrence on the ‘Late Show With David Letterman’ on November 20, 2013 (Courtesy of CBS)

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David Letterman on ‘The Late Show With David Letterman’ (Courtesy Of CBS)

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David Letterman on ‘The Late Show With David Letterman’ (Courtesy Of CBS)

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David Letterman from ‘The Late Show With David Letterman’ (Courtesy Of Time Magazine)

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David Letterman from ‘The Late Show With David Letterman’ (Courtesy Of Rolling Stone)

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David Letterman from ‘The Late Show With David Letterman’ (Courtesy Of Esquire)

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David Letterman(Courtesy Of CBS)

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David Letterman(Courtesy Of CBS)

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David Letterman(Getty Images)

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David Letterman on ‘The Late Show With David Letterman’ (Courtesy Of CBS)

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David Letterman on ‘The Late Show With David Letterman’ (Courtesy Of CBS)

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David Letterman on ‘The Late Show With David Letterman’ (Courtesy Of CBS)

Courtesy OWN

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David Letterman (Courtesy Of CBS)

Courtesy of CBS

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David Letterman (Courtesy Of CBS)

Courtesy Of YouTube

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David Letterman & Madonna (Getty)

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David Letterman (Courtesy Of CBS)

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David Letterman on ‘The Late Show With David Letterman’ (Courtesy Of CBS)